<template>
	<view class="content">
		<view class="search-box">
			<!-- mSearch组件 如果使用原样式，删除组件元素-->
			<mSearch class="mSearch-input-box" :mode="2" button="inside" :placeholder="defaultKeyword" @search="doSearch(false)" @input="inputChange" @confirm="doSearch(false)" v-model="keyword"></mSearch>
			<!-- 原样式 如果使用原样式，恢复下方注销代码 -->
			<!-- 						
			<view class="input-box">
				<input type="text" :adjust-position="true" :placeholder="defaultKeyword" @input="inputChange" v-model="keyword" @confirm="doSearch(false)"
				 placeholder-class="placeholder-class" confirm-type="search">
			</view>
			<view class="search-btn" @tap="doSearch(false)">搜索</view> 
			 -->
			<!-- 原样式 end -->
		</view>
		<view class="search-keyword" >
			<scroll-view class="keyword-list-box" v-show="isShowKeywordList" scroll-y>
				<block v-for="(row,index) in keywordList" :key="index">
					<view class="keyword-entry" hover-class="keyword-entry-tap" >
						<view class="keyword-text" @tap.stop="doSearch(keywordList[index].keyword)">
							<rich-text :nodes="row.htmlStr"></rich-text>
						</view>
						<view class="keyword-img" @tap.stop="setKeyword(keywordList[index].keyword)">
							<image src="/static/HM-search/back.png"></image>
						</view>
					</view>
				</block>
				
			</scroll-view>
			<scroll-view class="keyword-box" v-show="!isShowKeywordList" scroll-y>
				<view class="keyword-block" v-if="oldKeywordList.length>0">
					<view class="keyword-list-header">
						<view>历史搜索</view>
						<view>
							<image @tap="oldDelete" src="/static/HM-search/delete.png"></image>
						</view>
					</view>
					<view class="keyword">
						<view v-for="(keyword,index) in oldKeywordList" @tap="doSearch(keyword)" :key="index">{{keyword}}</view>
					</view>
				</view>
				<view class="keyword-block">
					<view class="keyword-list-header">
						<view style="font-size: 28rpx;font-weight: 700;">搜索发现</view>
					</view>
					<view class="keyword" v-if="forbid==''">
						<view class="u-m-b-20" v-for="(keyword,index) in hotKeywordList" @tap="doSearch(keyword)" :key="index"><image style="width:19rpx;height:24rpx;margin-right:10rpx;" src="../../static/img/hot.png"></image>{{keyword}}</view>
					</view>
					<view class="hide-hot-tis">
						<view class="title">热门搜索</view>
						<view class="ul">
							<view class="li" v-for="(item,index) in hotList" :key="index">
								<text>{{index+1}}</text>招标企业
							</view>
						</view>
					</view>
				</view>
			</scroll-view>
		</view>
	</view>
</template>

<script>
	//引用mSearch组件，如不需要删除即可
	import mSearch from '@/components/mehaotian-search-revision/mehaotian-search-revision.vue';
	export default {
		data() {
			return {
				defaultKeyword: "",
				keyword: "",
				oldKeywordList: [],
				hotKeywordList: [],
				keywordList: [],
				hotList: [],
				forbid: '',
				isShowKeywordList: false
			}
		},
		onLoad() {
			this.init();
		},
		components: {
			//引用mSearch组件，如不需要删除即可
			mSearch
		},
		methods: {
			init() {
				this.loadDefaultKeyword();
				this.loadOldKeyword();
				this.loadHotKeyword();
			},
			blur(){
				uni.hideKeyboard()
			},
			//加载默认搜索关键字
			loadDefaultKeyword() {
				//定义默认搜索关键字，可以自己实现ajax请求数据再赋值,用户未输入时，以水印方式显示在输入框，直接不输入内容搜索会搜索默认关键字
				this.defaultKeyword = "默认关键字";
			},
			//加载历史搜索,自动读取本地Storage
			loadOldKeyword() {
				uni.getStorage({
					key: 'OldKeys',
					success: (res) => {
						var OldKeys = JSON.parse(res.data);
						this.oldKeywordList = OldKeys;
					}
				});
			},
			//加载热门搜索
			loadHotKeyword() {
				//定义热门搜索关键字，可以自己实现ajax请求数据再赋值
				let hotKeywordList = '招标代理/房地产开发/工程堪察/工程设计/工程监理/工程施工管理/园林景观/建筑材料/装饰装修/机械配套/物流仓储/劳务/教育培训/法律服务/金融保险';
				this.hotKeywordList = hotKeywordList.split('/');
				this.hotList = ['招标企业','招标企业','招标企业','招标企业','招标企业','招标企业','招标企业','招标企业','招标企业'];
			}, 
			//监听输入
			inputChange(event) {
				console.log('搜索');
				//兼容引入组件时传入参数情况
				var keyword = event.detail?event.detail.value:event;
				if (!keyword) {
					this.keywordList = [];
					this.isShowKeywordList = false;
					return;
				}
				this.isShowKeywordList = true;
				//以下示例截取淘宝的关键字，请替换成你的接口
				
				this.keywordList = [];
				//this.keywordList = this.drawCorrelativeKeyword(res.data.result, keyword);
						
			},
			//高亮关键字
			drawCorrelativeKeyword(keywords, keyword) {
				var len = keywords.length,
					keywordArr = [];
				for (var i = 0; i < len; i++) {
					var row = keywords[i];
					//定义高亮#9f9f9f
					var html = row[0].replace(keyword, "<span style='color: #9f9f9f;'>" + keyword + "</span>");
					html = '<div>' + html + '</div>';
					var tmpObj = {
						keyword: row[0],
						htmlStr: html
					};
					keywordArr.push(tmpObj)
				}
				return keywordArr;
			},
			//顶置关键字
			setKeyword(index) {
				this.keyword = this.keywordList[index].keyword;
			},
			//清除历史搜索
			oldDelete() {
				uni.showModal({
					content: '确定清除历史搜索记录？',
					success: (res) => {
						if (res.confirm) {
							console.log('用户点击确定');
							this.oldKeywordList = [];
							uni.removeStorage({
								key: 'OldKeys'
							});
						} else if (res.cancel) {
							console.log('用户点击取消');
						}
					}
				});
			},
			//热门搜索开关
			hotToggle() {
				this.forbid = this.forbid ? '' : '_forbid';
			},
			//执行搜索
			doSearch(keyword) {
				
				keyword = keyword===false?this.keyword:keyword;
				this.keyword = keyword;
				this.saveKeyword(keyword); //保存为历史 
				this.$mRouter.push({
					route:this.$mRoutesConfig.searchList,
					query:{
						keyword:encodeURIComponent(JSON.stringify(keyword))
					}
				})
				//以下是示例跳转淘宝搜索，可自己实现搜索逻辑
				/*
				//#ifdef APP-PLUS
				plus.runtime.openURL(encodeURI('taobao://s.taobao.com/search?q=' + keyword));
				//#endif
				//#ifdef H5
				window.location.href = 'taobao://s.taobao.com/search?q=' + keyword
				//#endif
				*/
			},
			//保存关键字到历史记录
			saveKeyword(keyword) {
				uni.getStorage({
					key: 'OldKeys',
					success: (res) => {
						var OldKeys = JSON.parse(res.data);
						var findIndex = OldKeys.indexOf(keyword);
						if (findIndex == -1) {
							OldKeys.unshift(keyword);
						} else {
							OldKeys.splice(findIndex, 1);
							OldKeys.unshift(keyword);
						}
						//最多10个纪录
						OldKeys.length > 10 && OldKeys.pop();
						uni.setStorage({
							key: 'OldKeys',
							data: JSON.stringify(OldKeys)
						});
						this.oldKeywordList = OldKeys; //更新历史搜索
					},
					fail: (e) => {
						var OldKeys = [keyword];
						uni.setStorage({
							key: 'OldKeys',
							data: JSON.stringify(OldKeys)
						});
						this.oldKeywordList = OldKeys; //更新历史搜索
					}
				});
			}
		}
	}
</script>
<style>
	view{display:block;}
	.search-box {width:100%;background-color:rgb(242,242,242);padding:15rpx 0;display:flex;justify-content:space-between;position:sticky;top: 0;}
	.search-box .mSearch-input-box{width:96%;margin:0 auto;}
	.search-box .input-box {width:85%;flex-shrink:1;display:flex;justify-content:center;align-items:center;}
	.search-box .search-btn {width:15%;margin:0 0 0 2%;display:flex;justify-content:center;align-items:center;flex-shrink:0;font-size:28rpx;color:#fff;background:linear-gradient(to right,#ff9801,#ff570a);border-radius:60rpx;}
	.search-box .input-box>input {width:100%;height:60rpx;font-size:32rpx;border:0;border-radius:60rpx;-webkit-appearance:none;-moz-appearance:none;appearance:none;padding:0 3%;margin:0;background-color:#ffffff;}
	.placeholder-class {color:#9e9e9e;}
	.search-keyword {width:100%;background-color:rgb(242,242,242);}
	.keyword-list-box {height:calc(100vh - 110rpx);padding-top:10rpx;border-radius:20rpx 20rpx 0 0;background-color:#fff;}
	.keyword-entry-tap {background-color:#eee;}
	.keyword-entry {height:80rpx;margin:0 3%;font-size:30rpx;color:#333;display:flex;justify-content:space-between;align-items:center;border-bottom:solid 1rpx #e7e7e7;}
	.keyword-entry image {width:60rpx;height:60rpx;}
	.keyword-entry .keyword-text,.keyword-entry .keyword-img {height:80rpx;display:flex;align-items:center;}
	.keyword-entry .keyword-text {width:90%;}
	.keyword-entry .keyword-img {width:10%;justify-content:center;}
	.keyword-box {height:calc(100vh - 110rpx);border-radius:20rpx 20rpx 0 0;background-color:#fff;}
	.keyword-box .keyword-block {padding:10rpx 0;}
	.keyword-box .keyword-block .keyword-list-header {padding:10rpx 3%;font-size:27rpx;color:#333;display:flex;justify-content:space-between;}
	.keyword-box .keyword-block .keyword-list-header image {width:40rpx;height:40rpx;}
	.keyword-box .keyword-block .keyword {width:94%;padding:3px 3%;display:flex;flex-flow:wrap;justify-content:flex-start;}
	.keyword-box .keyword-block .hide-hot-tis {font-size:28rpx;margin:60rpx 30rpx;}
	.keyword-box .keyword-block .hide-hot-tis .title {font-size:28rpx;
color: #AB61FF;font-weight: 700;}
	.keyword-box .keyword-block .hide-hot-tis .ul {display: flex; flex-flow: wrap;}
	.keyword-box .keyword-block .hide-hot-tis .li {width:50%;padding:30rpx 0;
font-size: 26rpx;}
	.keyword-box .keyword-block .hide-hot-tis .li text {
color: #888D99;
font-size: 24rpx;margin-right:17rpx;padding:2rpx 8rpx;
border-radius: 4rpx;}
.keyword-box .keyword-block .hide-hot-tis .li:nth-child(1)  text {
background: #AB61FF;color: #fff;}
.keyword-box .keyword-block .hide-hot-tis .li:nth-child(2)  text {
background: #AB61FF;color: #fff;}
.keyword-box .keyword-block .hide-hot-tis .li:nth-child(3)  text {
background: #AB61FF;color: #fff;}
	
	.keyword-box .keyword-block .keyword>view {padding:12rpx 14rpx;
background:rgba(171, 97, 255, 0.1);
margin-right:26rpx;
color: #AB61FF;
font-size: 24rpx;
border-radius: 4px;}
</style>
